From 741bd8e289acb40897b9bde72d89631feb08357e Mon Sep 17 00:00:00 2001 From: Michael Beck Date: Tue, 11 Mar 2008 12:33:51 +0000 Subject: [PATCH] use kill_node() instead of exchange to improve reduce_adr_usage() [r18060] --- ir/opt/ldstopt.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/ir/opt/ldstopt.c b/ir/opt/ldstopt.c index ec264f20d..07df1e91b 100644 --- a/ir/opt/ldstopt.c +++ b/ir/opt/ldstopt.c @@ -391,7 +391,7 @@ static void handle_load_update(ir_node *load) { exchange(info->projs[pn_Load_M], mem); if (info->projs[pn_Load_X_regular]) exchange(info->projs[pn_Load_X_regular], new_r_Jmp(current_ir_graph, get_nodes_block(load))); - exchange(load, new_Bad()); + kill_node(load); reduce_adr_usage(ptr); } } /* handle_load_update */ @@ -523,7 +523,7 @@ static unsigned follow_Mem_chain(ir_node *load, ir_node *curr) { if (info->projs[pn_Load_res]) exchange(info->projs[pn_Load_res], value); - exchange(load, new_Bad()); + kill_node(load); reduce_adr_usage(ptr); return res | DF_CHANGED; } @@ -572,7 +572,7 @@ static unsigned follow_Mem_chain(ir_node *load, ir_node *curr) { res |= CF_CHANGED; } - exchange(load, new_Bad()); + kill_node(load); reduce_adr_usage(ptr); return res |= DF_CHANGED; } @@ -700,7 +700,7 @@ static unsigned optimize_load(ir_node *load) exchange(info->projs[pn_Load_X_regular], new_r_Jmp(current_ir_graph, get_nodes_block(load))); res |= CF_CHANGED; } - exchange(load, new_Bad()); + kill_node(load); reduce_adr_usage(ptr); return res | DF_CHANGED; } @@ -726,7 +726,7 @@ static unsigned optimize_load(ir_node *load) if (info->projs[pn_Load_res]) exchange(info->projs[pn_Load_res], new_node); - exchange(load, new_Bad()); + kill_node(load); reduce_adr_usage(ptr); return res | DF_CHANGED; } @@ -776,7 +776,7 @@ static unsigned optimize_load(ir_node *load) res |= DF_CHANGED; } } - exchange(load, new_Bad()); + kill_node(load); reduce_adr_usage(ptr); return res; } else { @@ -812,7 +812,7 @@ static unsigned optimize_load(ir_node *load) exchange(info->projs[pn_Load_res], copy_const_value(get_irn_dbg_info(load), c)); res |= DF_CHANGED; } - exchange(load, new_Bad()); + kill_node(load); reduce_adr_usage(ptr); return res; } else { @@ -895,7 +895,7 @@ static unsigned follow_Mem_chain_for_Store(ir_node *store, ir_node *curr) { if (get_Store_volatility(pred) != volatility_is_volatile && !pred_info->projs[pn_Store_X_except]) { DBG_OPT_WAW(pred, store); exchange(pred_info->projs[pn_Store_M], get_Store_mem(pred)); - exchange(pred, new_Bad()); + kill_node(pred); reduce_adr_usage(ptr); return DF_CHANGED; } @@ -908,7 +908,7 @@ static unsigned follow_Mem_chain_for_Store(ir_node *store, ir_node *curr) { if (! info->projs[pn_Store_X_except]) { DBG_OPT_WAR(store, pred); exchange(info->projs[pn_Store_M], mem); - exchange(store, new_Bad()); + kill_node(store); reduce_adr_usage(ptr); return DF_CHANGED; } -- 2.20.1